document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1182672>Question 1182672</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Help on this please\r<BR>\n" );
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document.write( "A freight train is carrying goods across the country. The distance it has traveled varies directly with the number of gallons of fuel it has used. See the graph below.\r<BR>\n" );
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document.write( "https://imgur.com/a/igCQtj2\r<BR>\n" );
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document.write( "How many miles does the train travel per gallon?\r<BR>\n" );
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document.write( "What is the slope of the graph? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #812759 by </B><A HREF=/tutors/aboutme.mpl?userid=MathTherapy><B>MathTherapy(10552)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathTherapy><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=MathTherapy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=812759\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "Help on this please\r<BR>\n" );
document.write( "\n" );
document.write( "A freight train is carrying goods across the country. The distance it has traveled varies directly with the number of gallons of fuel it has used. See the graph below.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "https://imgur.com/a/igCQtj2\r<BR>\n" );
document.write( "\n" );
document.write( "How many miles does the train travel per gallon?\r<BR>\n" );
document.write( "\n" );
document.write( "What is the slope of the graph?<BR>\n" );
document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\"><b>1.</b> From the graph, one of the intersection points is: (50, 100), which means that to cover 50 miles, takes 100 gallons, or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=matrix%281%2C3%2C+50%2F100%2C+%22=%22%2C+matrix%281%2C2%2C+.5%2C+miles%29%2Fmatrix%281%2C2%2C+1%2C+gallon%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >. <BR>\n" );
document.write( "   In other words, in travelling <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=matrix%281%2C6%2C+.5%2C+or%2C+1%2F2%2C+of%2C+a%2C+mile%29 ALIGN=MIDDLE  ALT=\"matrix%281%2C6%2C+.5%2C+or%2C+1%2F2%2C+of%2C+a%2C+mile%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >, 1 gallon of fuel is used.<BR>\n" );
document.write( "<b>2.</b> From the graph, start at point (0, 0), or the origin. Move UP the y-axis to 50, and then RIGHT, to x = 100, or intersection point: (50, 100).<BR>\n" );
document.write( "   This gives you <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=matrix%281%2C11%2C+%22m%2C%22%2C+or%2C+slope%2C+%22=%22%2C+matrix%281%2C3%2C+Change%2C+in%2C+y%29%2Fmatrix%281%2C3%2C+Change%2C+in%2C+x%29%2C+%22=%22%2C+50%2F100%2C+%22=%22%2C+1%2F2%2C+or%2C+.5%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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